Following questions are based on the five three digit numbers given below:
518 725 849 387 634
If the positions of the second and the third digits in each of the numbers are interchanged, which of the following will be the difference between the highest and the lowest number after the rearrangement?
1) 506
2) 526
3) 416
4) 516
5) None of these

Explanation

4, 516